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Casetext

by Casetext, Part of Thomson Reuters • San Francisco, CA, USA • Founded 2013

AI-Powered Legal Research Assistant Trusted by 10,000+ Law Firms

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Pricing
From $220/mo
Category
AI Assistants
Platforms
API
Available
Last Updated
Mar 18, 2026

What is Casetext?

Casetext is an AI-powered legal research platform developed by Thomson Reuters, known for its flagship product CoCounsel — the first AI legal assistant built on GPT-4. It enables attorneys to perform legal research, document review, contract analysis, and deposition preparation in minutes.

Over 10,000 law firms, including 40+ Am Law 200 firms, rely on Casetext for faster case law discovery, citation verification via Smartcite, and AI-generated research memos. Originally founded in 2013, Casetext was acquired by Thomson Reuters in 2023 for $650 million.

Casetext — AI-Powered Legal Research Assistant Trusted by 10,000+ Law Firms Whether you're evaluating Casetext for your team or comparing it to alternatives in the AI Assistants category, this in-depth review covers everything: features, pricing, real user reviews, pros and cons, integrations, and direct comparisons against competitors.

Key Features 8

GPT-4 Powered AI Legal Assistant for Automated Research, Drafting, and Document Review
CARA AI Brief Analyzer That Identifies Relevant Case Law From Uploaded Legal Documents
Comprehensive Legal Database Covering Case Law, Statutes, and Regulations Across All Jurisdictions
AI-Driven Document Review That Summarizes Thousands of Pages in Minutes, Not Hours
Automated Deposition Outline Generation and Contract Analysis for Litigation Preparation Workflows
Seamless Integration With Westlaw, Practical Law, Microsoft 365, and Checkpoint Platforms
Citation-Backed Structured Outputs Grounded in Trusted, Editorially Verified Legal Content Sources
Enterprise-Grade Data Privacy Ensuring Client Data Is Never Used to Train AI Models

Who Is Casetext For

1 Solo Practice Attorneys
2 Litigation Teams
3 Corporate Legal Departments
4 Law Students
5 Paralegals
6 Compliance Officers

Pros & Cons

Pros 4 benefits
  • GPT-4 Powered Legal AI
  • Affordable Westlaw Alternative
  • Trusted by Am Law Firms
  • Strong Citation Verification System
Cons 3 limitations
  • Limited Free Tier Functionality
  • No Mobile App Available
  • Steep Price for Solo Practitioners

Frequently Asked Questions

5 questions

How Casetext works

Casetext is positioned as aI-Powered Legal Research Assistant Trusted by 10,000+ Law Firms. Under the hood it ships 8 headline capabilities, including GPT-4 Powered AI Legal Assistant for Automated Research, Drafting, and Document Review, CARA AI Brief Analyzer That Identifies Relevant Case Law From Uploaded Legal Documents, Comprehensive Legal Database Covering Case Law, Statutes, and Regulations Across All Jurisdictions, AI-Driven Document Review That Summarizes Thousands of Pages in Minutes, Not Hours, Automated Deposition Outline Generation and Contract Analysis for Litigation Preparation Workflows and Seamless Integration With Westlaw, Practical Law, Microsoft 365, and Checkpoint Platforms. Together these features cover the core workflows most teams expect from a modern ai assistants, from initial setup through day-to-day production use.

Casetext runs as a self-contained product, so you can adopt it without touching the rest of your stack — useful when you want to evaluate the tool in isolation before wiring up integrations.

Who is Casetext for?

Casetext is most useful for Solo Practice Attorneys, Litigation Teams, Corporate Legal Departments and Law Students. If your team falls into one of those buckets, the feature set lines up well with how you already work — you won't be forcing a square peg into a round hole.

Beyond the obvious use case, the product tends to attract users who want a low-friction starting point option in the ai assistants space.

Casetext pricing explained

Casetext runs on a freemium model. You get a usable free tier to evaluate the product, and you only pay when you outgrow the limits — usage volume, seat count, or premium features. Headline pricing: From $220/mo.

Across the AI Cloudbase rubric, we score freemium pricing models on transparency, rate-limit honesty, and how predictable spend is at scale. Casetext's freemium approach is standard for the category — useful for evaluation, but always re-check tier limits before you depend on the free plan.

Our verdict on Casetext

Casetext hasn't been rated by enough reviewers yet to publish an aggregate score. The strongest signal in those reviews is that gpt-4 powered legal ai. The most common complaint is that limited free tier functionality — worth knowing before you commit, but rarely a deal-breaker for teams that already match the use case.

If you're evaluating Casetext against alternatives, weigh it on the same 7-criteria rubric we apply to every tool: capability, integrations, pricing transparency, support, security posture, roadmap velocity, and community signal. Built by Casetext, Part of Thomson Reuters, founded in 2013, the product has a clear track record you can verify before adopting it. The bottom line: Casetext is a solid pick in the ai assistants category, and it deserves a spot on your shortlist if your workflow matches what it was built for.

Trusted Reviews

Verified Platforms

What's New

monthly
Thomson Reuters Acquisition Completed

Casetext officially acquired by Thomson Reuters for $650 million, integrating CoCounsel with Westlaw ecosystem

Aug 17
CoCounsel AI Legal Assistant Launch

Launched CoCounsel, the first AI legal assistant powered by GPT-4, capable of document review, research memos, and contract analysis

Mar 1

User Base

10,000+ law firms
Active Users

Security & Privacy

SOC 2 Type II GDPR Compliant
End-to-end encryption Single Sign-On (SSO) support Role-based access control (RBAC) Enterprise-grade data protection via Thomson Reuters infrastructure

Collaboration & Teams

Team Workspaces Multi-User Access Role Permissions Shared Projects

Learning & Support

Resources

Documentation Video Tutorials Blog

Support Channels

Email Live Chat Priority Onboarding

Localization

1
UI Languages
1+
Content Languages

Recognition & Trust

YC Backed VC Funded
Awards: Acquired by Thomson Reuters for $650M
Media: Featured in TechCrunch, Reuters, Bloomberg Law

All Features of Casetext

1
GPT-4 Powered AI Legal Assistant for Automated Research, Drafting, and Document Review
2
CARA AI Brief Analyzer That Identifies Relevant Case Law From Uploaded Legal Documents
3
Comprehensive Legal Database Covering Case Law, Statutes, and Regulations Across All Jurisdictions
4
AI-Driven Document Review That Summarizes Thousands of Pages in Minutes, Not Hours
5
Automated Deposition Outline Generation and Contract Analysis for Litigation Preparation Workflows
6
Seamless Integration With Westlaw, Practical Law, Microsoft 365, and Checkpoint Platforms
7
Citation-Backed Structured Outputs Grounded in Trusted, Editorially Verified Legal Content Sources
8
Enterprise-Grade Data Privacy Ensuring Client Data Is Never Used to Train AI Models

Casetext User Reviews

No reviews yet. Be the first to review Casetext!

Casetext Pricing

From $220/mo

CoCounsel On Demand
$0
  • 50-State and Federal Cases
  • CARA AI Search
  • Brief Analyzer
  • Smartcite Citator
POPULAR
Basic Research
$220 /mo
  • Everything in CoCounsel On Demand
  • Access to Reference Attorneys
  • Unlimited Searches
  • Rules and Regulations Access
Volume discounts available for multiple licenses
View Pricing

Company Info

Company Casetext, Part of Thomson Reuters
Location San Francisco, CA, USA
Founded 2013
Team Size 100-250

Casetext Popularity

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